Kelis Rogers has always been somewhat of an enigmatic figurehead for the fringes of popular music. A sonic siren, her brand of off-centre RnB has historically enjoyed success with club-goers, channel hoppers and with those who just enjoy a bloody good hook and the occasional raucous holler or two. ‘I Hate You So Much Right Now,’ for instance, her 1999 vocal assault on a cheating spouse, provided Rogers with an opportunity to change the way RnB was to be perceived – it could be powerful, visceral even, but retain the soulful and jazz-influenced backdrop that many of Rogers’ contemporaries exploited…